ACCESSION: MSBNK-BAFG-CSL23111011058
RECORD_TITLE: 5-Aminofluorescein; LC-ESI-QTOF; MS2; 100 V
DATE: 2023.11.10
AUTHORS: Kevin S. Jewell; Björn Ehlig; Arne Wick
LICENSE: dl-de/by-2-0
COPYRIGHT: Copyright 2023 Federal Institute of Hydrology, Koblenz, Germany
COMMENT: CONFIDENCE Reference Standard (Level 1)
COMMENT: Chromatography method: dx.doi.org/10.1016/j.chroma.2015.11.014
COMMENT: Acquisition method: 10.1002/rcm.8541

CH$NAME: 5-Aminofluorescein
CH$COMPOUND_CLASS: Pharmaceutical
CH$FORMULA: C₂₀H₁₃NO₅
CH$EXACT_MASS: 347.0794
CH$SMILES: Nc1ccc2c(c1)C(=O)OC23c4ccc(O)cc4Oc5cc(O)ccc35
CH$IUPAC: InChI=1S/C20H13NO5/c21-10-1-4-14-13(7-10)19(24)26-20(14)15-5-2-11(22)8-17(15)25-18-9-12(23)3-6-16(18)20/h1-9,22-23H,21H2
CH$LINK: CAS 3326-34-9
CH$LINK: INCHIKEY GZAJOEGTZDUSKS-UHFFFAOYSA-N

AC$INSTRUMENT: TripleTOF 5600 SCIEX
AC$INSTRUMENT_TYPE: LC-ESI-QTOF
AC$MASS_SPECTROMETRY: MS_TYPE MS2
AC$MASS_SPECTROMETRY: ION_MODE NEGATIVE
AC$MASS_SPECTROMETRY: COLLISION_ENERGY 100
AC$MASS_SPECTROMETRY: FRAGMENTATION_MODE CID
AC$MASS_SPECTROMETRY: IONIZATION ESI
AC$CHROMATOGRAPHY: COLUMN_NAME Zorbax Eclipse Plus C18 2.1 mm x 150 mm, 3.5 um, Agilent
AC$CHROMATOGRAPHY: COLUMN_TEMPERATURE 40 °C
AC$CHROMATOGRAPHY: FLOW_GRADIENT 0 min min 98% A, 1 min 98% A, 2 min 80% A, 16.5 min 2% A, 22 min 2% A, 22.1 min 98% A, 27 min 98% A
AC$CHROMATOGRAPHY: FLOW_RATE 0.3 mL/min
AC$CHROMATOGRAPHY: RETENTION_TIME 8.159 min
AC$CHROMATOGRAPHY: SOLVENT A: Water 0.1% Formic acid, B: Acetonitrile 0.1% Formic acid

MS$FOCUSED_ION: PRECURSOR_M/Z 346.0721
MS$FOCUSED_ION: PRECURSOR_TYPE [M-H]-
MS$DATA_PROCESSING: COMMENT Export with Spectra 1.9.12 MsBackendMassbank 1.7.4
MS$DATA_PROCESSING: WHOLE RMassBank 2.3.1

PK$SPLASH: splash10-0006-2190000000-314b1b21fba9e0135427
PK$NUM_PEAK: 12
PK$PEAK: m/z int. rel.int.
  41.0025 0.6 999
  190.0702 0.3 499
  214.0623 0.3 499
  215.0451 0.2 333
  216.0604 0.5 832
  228.0525 0.2 333
  242.0558 0.2 333
  243.0477 0.4 666
  244.0576 0.1 166
  244.0769 0.1 166
  270.0583 0.2 333
  272.0479 0.1 166
//